Rank	Countries/Territories	Count	Percent
1	United States	209	37.3%
2	China	153	27.3%
3	Germany	47	8.4%
4	Japan	19	3.4%
5	Netherlands	14	2.5%
6	France	13	2.3%
7	Iran, Islamic Republic of	11	2%
8	Canada	10	1.8%
9	India	8	1.4%
10	Korea, Republic of	7	1.2%
11	Saudi Arabia	6	1.1%
12	United Kingdom	6	1.1%
13	Hong Kong	5	0.9%
14	Indonesia	5	0.9%
15	Cyprus	4	0.7%
16	Portugal	4	0.7%
17	Greece	3	0.5%
18	Ireland	3	0.5%
19	Brazil	3	0.5%
20	Australia	3	0.5%
21	Viet Nam	3	0.5%
22	Bangladesh	2	0.4%
23	Colombia	2	0.4%
24	Ghana	2	0.4%
25	South Africa	2	0.4%
26	Libya	2	0.4%
27	Pakistan	2	0.4%
28	Mexico	2	0.4%
29	Nepal	2	0.4%
30	Malaysia	1	0.2%
31	Syrian Arab Republic	1	0.2%
32	Taiwan	1	0.2%
33	Romania	1	0.2%
34	Russia	1	0.2%
35	Singapore	1	0.2%
36	Israel	1	0.2%
37	Georgia	1	0.2%